Laguna S 2.1 Free

Laguna S 2.1 is Poolside's new open-weight model for agentic coding and long-horizon work.

ReasoningTool Use

index.ts

import { streamText } from 'ai'

const result = streamText({
  model: 'poolside/laguna-s-2.1-free',
  prompt: 'Why is the sky blue?'
})

More models by Poolside

Model

Context	Latency	Throughput	Input	Output	Cache	Web Search	Capabilities	Providers	ZDR	No Training	Release Date

2.4s

50tps

$0.10/M

$0.20/M

Read:$0.01/M

Write:—

—

07/20/2026